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Questions tagged [macos]

macOS (formerly known as OS X or Mac OS X) is the desktop operating system from Apple, found on Macintosh computers. Use this tag only if your question relates to using macOS APIs or macOS-specific behavior, not because you happen to run your code on macOS. Questions relating to using or troubleshooting macOS are off-topic and belong in the Ask Different community instead.

macOS (formerly known as OS X until 2016 and Mac OS X until 2012) is the desktop operating system from Apple Inc., found on Macintosh computers.

Use this tag for questions about writing and debugging programs on macOS. Questions relating to using or troubleshooting macOS are off-topic (use apple.stackexchange.com instead).

macOS() consists of a Mach/BSD-based kernel, operating system interfaces primarily based on FreeBSD (), and additional frameworks (written in C (), C++ (), Objective-C () and Swift () providing user interface and application-level services.

It was the successor to Mac OS 9. macOS is based upon the NeXTSTEP and OpenStep operating systems developed in the 1980s and 1990s by NeXT Inc., which Apple purchased in 1996.

Versions

  • Current macOS Big Sur
  • macOS Catalina 10.15.1
  • macOS Mojave 10.14.1
  • macOS High Sierra (10.13)
  • macOS Sierra (10.12)
  • OS X El Capitan (10.11)
  • OS X Yosemite (10.10)
  • OS X Mavericks (10.9)
  • OS X Mountain Lion (10.8)
  • OS X Lion (10.7)
  • OS X Snow Leopard (10.6)
  • OS X Leopard (10.5)
  • OS X Tiger (10.4)
  • OS X Panther (10.3)
  • OS X Jaguar (10.2)
  • OS X Cheetah (10.1)
  • OS X Puma (10.0)

More information:

116456 questions
956
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34 answers

How do I update the password for Git?

I'm using BitBucket with Xcode and Git for version control, and recently I changed all of my passwords (thanks Adobe!). Unsurprisingly, I'm no longer able to push my local commits to my repository on BitBucket (Authentication failed for…
Ken M. Haggerty
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33 answers

Setting environment variables on OS X

What is the proper way to modify environment variables like PATH in OS X? I've looked on Google a little bit and found three different files to edit: /etc/paths ~/.profile ~/.tcshrc I don't even have some of these files, and I'm pretty sure that…
Paul Wicks
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20 answers

How to move the cursor word by word in the OS X Terminal

I know the combination Ctrl+A to jump to the beginning of the current command, and Ctrl+E to jump to the end. But is there any way to jump word by word, like Alt+←/→ in Cocoa applications does?
Arne
864
votes
12 answers

.gitignore all the .DS_Store files in every folder and subfolder

I've added .DS_Store to the .gitignore file, but it seems that it is only ignoring .DS_Store in the root directory, not in every folder and subfolder. How do I fix this?
vickyqiu
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21 answers

Where is Java Installed on Mac OS X?

I downloaded Java 7u17 on Mac OS 10.7.5 from here and successfully installed it. To do some JNI programming, I need to know where Java is installed on my Mac. I thought that inside the /Library/Java/JavaVirtualMachines/ folder, there would be a…
Thunderforge
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830
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9 answers

Please enter a commit message to explain why this merge is necessary, especially if it merges an updated upstream into a topic branch

I am using Git. I did a pull from a remote repo and got an error message: Please enter a commit message to explain why this merge is necessary, especially if it merges an updated upstream into a topic branch. I try to type a message and press…
bernie2436
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830
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33 answers

Set up adb on Mac OS X

I spent quite sometime figuring how to set up adb on Mac, so I figure writing how to set it up might be useful to some people. adb is the command line tool to install and run android apps on your phone/emulator
changey
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802
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29 answers

nvm keeps "forgetting" node in new terminal session

Upon using a new terminal session in OS X, nvm forgets the node version and defaults to nothing: $ nvm ls: .nvm v0.11.12 v0.11.13 I have to keep hitting nvm use v.0.11.13 in every session: .nvm v0.11.12 -> …
frhd
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778
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31 answers

How to fix homebrew permissions?

I have uninstalled and installed Homebrew 3 times now because it seems to never allow me to install anything as it denies me permissions at the end of most installations. As an example I will post this libjpeg download scenario that I'm currently…
Paul Rada
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762
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27 answers

Run / Open VSCode from Mac Terminal

I'd like to run / open Visual Studio Code from the Mac OSX Terminal by running this command code .. I found instructions here: https://code.visualstudio.com/Docs/setup Apparently I need to include this in my .bashrc file, so I did, but to no…
Johnny Oshika
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691
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35 answers

psql: FATAL: role "postgres" does not exist

I'm a postgres novice. I installed the postgres.app for mac. I was playing around with the psql commands and I accidentally dropped the postgres database. I don't know what was in it. I'm currently working on a tutorial:…
user805981
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689
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16 answers

How can I clear previous output in Terminal in Mac OS X?

I know the clear command that 'clears' the current screen, but it does this just by printing lots of newlines - the cleared contents just get scrolled up. Is there a way to completely wipe all previous output from the terminal so that I can't reach…
eonil
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682
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14 answers

Open terminal here in Mac OS finder

Is there something similar to the "Open Command Window Here" Windows Powertoy for Mac OS? I've found a couple plugins through a google search but wanted to see what works best for developers out there.
Abdullah Jibaly
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655
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7 answers

How to completely uninstall Android Studio on Mac?

I recently downloaded Android Studio on my Macbook Pro and I messed up with it every time I open it. It gives me plugin errors and several other errors. I need to uninstall it completely from my mac. I tried to delete it from my mac and then install…
Mostafa Addam
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641
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26 answers

Maven Install on Mac OS X

I'm trying to install maven through the terminal by following these instructions. So far I got this: export M2_HOME=/user/apple/apache-maven-3.0.3 export M2=$M2_HOME/bin export PATH=$M2:$PATH export JAVA_HOME=/usr/java/jdk1.6.0_22 Where do you go…
Edgardo Roldan
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